Game Crafters released its first game, The Adventures of Maddog Williams in the Dungeons of Duridian, in 1992. They've made the entire original Maddog game available as "one-string-ware" free to download and are now working on Maddog vol. 2 Escape From Cylindria.
Website: http://www.gamecrafters.com/
Released: 2 April 1989